opusic-sys 0.5.4

Bindings to libopus
Documentation 
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diff --git a/opus/CMakeLists.txt b/opus/CMakeLists.txt
index 8535ad5..4878f80 100644
--- a/opus/CMakeLists.txt
+++ b/opus/CMakeLists.txt
@@ -14,6 +14,30 @@ include(GNUInstallDirs)
 include(CMakeDependentOption)
 include(FeatureSummary)
 
+# Detect clang-cl
+set(MSVC_CLANG_CL false BOOL)
+if (MSVC)
+    if("${CMAKE_C_COMPILER_ID}" MATCHES "Clang")
+        set(MSVC_CLANG_CL true BOOL)
+    endif()
+endif()
+
+if(MSVC)
+  if(OPUS_STATIC_RUNTIME)
+    if(CMAKE_BUILD_TYPE MATCHES DEBUG)
+      set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreadedDebug")
+    else()
+      set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded")
+    endif()
+  else()
+    if(CMAKE_BUILD_TYPE MATCHES DEBUG)
+      set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreadedDebugDLL")
+    else()
+      set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreadedDLL")
+    endif()
+  endif()
+endif()
+
 set(OPUS_BUILD_SHARED_LIBRARY_HELP_STR "build shared library.")
 option(OPUS_BUILD_SHARED_LIBRARY ${OPUS_BUILD_SHARED_LIBRARY_HELP_STR} OFF)
 if(OPUS_BUILD_SHARED_LIBRARY OR BUILD_SHARED_LIBS OR OPUS_BUILD_FRAMEWORK)
@@ -271,14 +295,6 @@ if(OPUS_CUSTOM_MODES)
   list(APPEND Opus_PUBLIC_HEADER ${CMAKE_CURRENT_SOURCE_DIR}/include/opus_custom.h)
 endif()
 
-if(MSVC)
-  if(OPUS_STATIC_RUNTIME)
-    set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
-  else()
-    set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
-  endif()
-endif()
-
 add_library(opus ${opus_headers} ${opus_sources} ${opus_sources_float} ${Opus_PUBLIC_HEADER})
 add_library(Opus::opus ALIAS opus)
 
@@ -484,20 +500,20 @@ if(NOT OPUS_DISABLE_INTRINSICS)
         add_sources_group(opus lpcnet ${dnn_sources_sse4_1})
       endif()
       target_compile_definitions(opus PRIVATE OPUS_X86_MAY_HAVE_SSE4_1)
-      if(NOT MSVC)
+      if(NOT MSVC OR MSVC_CLANG_CL)
         set_source_files_properties(${celt_sources_sse4_1} ${silk_sources_sse4_1} ${dnn_sources_sse4_1} PROPERTIES COMPILE_FLAGS -msse4.1)
       endif()
 
       if(OPUS_FIXED_POINT)
         add_sources_group(opus silk ${silk_sources_fixed_sse4_1})
-        if(NOT MSVC)
+        if(NOT MSVC OR MSVC_CLANG_CL)
           set_source_files_properties(${silk_sources_fixed_sse4_1} PROPERTIES COMPILE_FLAGS -msse4.1)
         endif()
       endif()
     endif()
     if(OPUS_X86_PRESUME_SSE4_1)
       target_compile_definitions(opus PRIVATE OPUS_X86_PRESUME_SSE4_1)
-      if(NOT MSVC)
+      if(NOT MSVC OR MSVC_CLANG_CL)
         target_compile_options(opus PRIVATE -msse4.1)
       endif()
     endif()